1HA0	Viral Protein	date	Oct 08, 1998
title	Hemagglutinin Precursor Ha0
authors	J.Chen, K.Ho Lee, D.A.Steinhauer, D.J.Stevens, J.J.Skehel, D.C.Wi
compound		source
Molecule: Protein (Hemagglutinin Precursor) Chain: A Fragment: Ha1, Ha2 Engineered: Yes Mutation: Yes		Organism_scientific: Influenza A Virus Organism_taxid: 11320 Strain: Cv-1 Expression_system: Vaccinia Virus Expression_system_taxid: 10245 Expression_system_vector_type: Virus Expression_system_vector: Vaccinia
symmetry	Space Group: I 21 3	R_factor 0.224 R_Free 0.302
crystal cell	length a length b length c angle alpha angle beta angle gamma 153.000 153.000 153.000 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	BMA, MAN, NAG	enzyme
related structures	by homologous chain: 1HGG, 1QFU
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of the hemagglutinin precursor cleavage site, a determinant of influenza pathogenicity and the origin of the labile conformation., Chen J, Lee KH, Steinhauer DA, Stevens DJ, Skehel JJ, Wiley DC, Cell 1998 Oct 30;95(3):409-17. PMID:9814710

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (90 Kb) [Save to disk] Biological Unit Coordinates (1ha0.pdb1.gz) 244 Kb LPC: Ligand-Protein Contacts for 1HA0 CSU: Contacts of Structural Units for 1HA0 Likely Quarternary Molecular Structure file(s) for 1HA0 Retrieve 1HA0 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HA0 from S2C, [Save to disk]

View 1HA0 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1HA0

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HA0, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ha0a2, region A:330-502 [Jmol] [rasmolscript] [script source]     - Domain d1ha0a1, region A:9-329 [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ha0] [1ha0_A] SWISS-PROT database: [P03437] Domain organization of [HEMA_I68A0] by SWISSPFAM

Other resources with information on 1HA0

Community annotation for 1HA0 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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